ring_no(t1,methyl,1).
ring_no(t2,methyl,2).
ring_no(t3,methyl,3).
ring_no(t4,methyl,1).
ring_no(t6,methyl,3).
ring_no(t7,methyl,1).
ring_no(t11,methyl,2).
ring_no(t13,methyl,1).
ring_no(t17,methyl,4).
ring_no(t19,methyl,1).
ring_no(t20,methyl,1).
ring_no(t22,methyl,2).
ring_no(t23,methyl,2).
ring_no(t24,methyl,2).
ring_no(t26,methyl,1).
ring_no(t27,methyl,3).
ring_no(t1,ring_size_6,3).
ring_no(t2,ring_size_6,4).
ring_no(t3,ring_size_6,2).
ring_no(t6,ring_size_6,1).
ring_no(t7,ring_size_6,1).
ring_no(t10,ring_size_6,3).
ring_no(t15,ring_size_6,3).
ring_no(t16,ring_size_6,1).
ring_no(t17,ring_size_6,2).
ring_no(t19,ring_size_6,2).
ring_no(t23,ring_size_6,1).
ring_no(t24,ring_size_6,3).
ring_no(t25,ring_size_6,3).
ring_no(t26,ring_size_6,3).
ring_no(t29,ring_size_6,1).
ring_no(t1,ring_size_5,1).
ring_no(t2,ring_size_5,1).
ring_no(t5,ring_size_5,1).
ring_no(t10,ring_size_5,1).
ring_no(t15,ring_size_5,1).
ring_no(t18,ring_size_5,1).
ring_no(t24,ring_size_5,1).
ring_no(t1,benzene,1).
ring_no(t2,benzene,1).
ring_no(t3,benzene,1).
ring_no(t6,benzene,1).
ring_no(t7,benzene,1).
ring_no(t10,benzene,2).
ring_no(t15,benzene,3).
ring_no(t17,benzene,2).
ring_no(t19,benzene,1).
ring_no(t23,benzene,1).
ring_no(t25,benzene,2).
ring_no(t26,benzene,2).
ring_no(t29,benzene,1).
ring_no(t2,carbon_6_ring,2).
ring_no(t24,carbon_6_ring,3).
ring_no(t25,carbon_6_ring,1).
ring_no(t26,carbon_6_ring,1).
ring_no(t1,carbon_5_ring,1).
ring_no(t2,carbon_5_ring,1).
ring_no(t5,carbon_5_ring,1).
ring_no(t10,carbon_5_ring,1).
ring_no(t15,carbon_5_ring,1).
ring_no(t24,carbon_5_ring,1).
ring_no(t10,hetero_aromatic_6_ring,1).
ring_no(t16,hetero_aromatic_6_ring,1).
ring_no(t18,hetero_aromatic_5_ring,1).
